AMD Radeon RX 6800 vs AMD Radeon HD 7950 Mac Edition

VS

AMD Radeon RX 6800

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 's Advantages

Released 7 years and 7 months late

Boost Clock2105MHz

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 240.0GB/s)

2048 additional rendering cores

AMD Radeon HD 7950 Mac Edition 's Advantages

Lower TDP (200W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 +464%

16.17 TFLOPS

Radeon HD 7950 Mac Edition

2.867 TFLOPS

Radeon RX 6800

VS

Radeon HD 7950 Mac Edition

Graphics Card

Oct 2020

Release Date

Mar 2013

Navi II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2105 MHz

Boost Clock

-

2000 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

512.0GB/s

Bandwidth

240.0GB/s

Render Config

60

Compute Units

28

-

3840

Shading Units

1792

240

TMUs

112

96

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

128 MB

L3 Cache

-

Theoretical Performance

202.1 GPixel/s

Pixel Rate

25.60 GPixel/s

505.2 GTexel/s

Texture Rate

89.60 GTexel/s

32.33 TFLOPS

FP16 (half)

-

16.17 TFLOPS

FP32 (float)

2.867 TFLOPS

1010 GFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

250W

TDP

200W

600 W

Suggested PSU

550 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 21

GPU Name

Tahiti

Navi 21 XL (215-121000187)

GPU Variant

Tahiti PRO (215-0821056)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

4.313 billion

520 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon RX 6800 vs NVIDIA GeForce GTS 450 Rev. 2

2

AMD Radeon RX 6800 vs NVIDIA GeForce GTX 780 Rev. 2

3

AMD Radeon RX 6800 vs AMD Radeon R9 285

4

AMD Radeon RX 6800 vs ATI Radeon HD 2950 XTX

5

AMD Radeon RX 6800 vs NVIDIA GeForce 9400 GT

6

AMD Radeon RX 6800 vs NVIDIA GeForce 9400 GT Rev. 2

7

AMD Radeon RX 6800 vs NVIDIA GeForce GT 140 OEM

8

AMD Radeon RX 6800 vs NVIDIA NVS 300

9

AMD Radeon RX 6800 vs NVIDIA RTX A1000

10

AMD Radeon RX 6800 vs NVIDIA GeForce 9500 GT

Related News

1

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

2

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

3

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

4

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

5

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

6

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

7

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

8

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

9

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

10

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!